A.To catch them. | B.To research them. |
C.To kill them. | D.To protect them. |
A.human beings only know a little about marine life |
B.the oceans don’t need to be further explored |
C.he considers exploring the ocean a dangerous thing |
D.the marine creatures mainly live on the top of the ocean |
A.About 2,000 scientists from America are involved in the project. |
B.The census of sea life will last for ten years. |
C.230,000 new marine animals have been found. |
D.The sea floor is at a depth of 400 meters. |
A.To tell the news that new marine creatures are being discovered |
B.To encourage people to find new marine creatures |
C.To prove the importance of marine creatures |
D.To introduce the newly-discovered creatures. |
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A.tests are used to assess students' skills |
B.skills are determined before tests are set |
C.teaching is aimed to prepare students for tests |
D.teachers use some reasonable methods of assessment |
A.students' poor phonic and grammar skills |
B.teaching that takes up much of students' free time |
C.teaching that emphasizes details rather than the whole |
D.students' lack of ability to think about what they read |
A.the basics of skills have been discussed too much |
B.the nature and quality of what is taught are fully concerned |
C.skills in general are not only useless but often mislead students |
D.doing well in a test does not necessarily mean acquiring the skill |
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A.rains usually come without thunder and lightning. |
B.it is usually dry in April |
C.children pay no attention to the two natural wonders. |
D.parents are not interested in thunder and lightning. |
A.we were taught so by our parents from our childhood. |
B.we are taken in by our sense of vision. |
C.it is a common natural sight. |
D.it is a truth proved by science. |
A.Only a small number of lightning flashes occur on earth. |
B.Lightning flashes usually jump from one cloud to another. |
C.Lightning travels 5 times faster than thunder. |
D.There are far more lightning strikes occurring on earth than we can imagine. |
A.cloud | B.lightning strikes | C.lightning flashes | D.thunderstorms |
A.we should not believe what we see or hear. |
B.things moving downward are more noticeable. |
C.people sometimes may have wrong ideas about ordinary phenomena. |
D.a(chǎn)dults are not as good as children in observing certain natural phenomena. |
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A.giving responses to the moods of the owners |
B.giving proposals like assistants or companions |
C.offering advice to their owners’ friends or relatives |
D.telling the phone holders or carriers where they are |
A.iPhone and Blackberry | B.LG and Samsung |
C.Marvell and Qualcomm | D.Nvidia and ARM Holdings |
A.Intel Corporation has become the world leader in the smar tphone market |
B.Intel Corporation has fallen behind in the profitable market for smart phones |
C.more functions packed into mobile phones will make mobile devices larger |
D.the smart phone industry is likely to grow 25 percent in the year of 2011 |
A.Smart phones and Televisions | B.Context-aware Computing |
C.Personalized Televisions | D.Personalized Smart phones |
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A.subtle | B.rich | C.grateful | D.sensitive |
A.stress that Sichuan has plenty of butterfly resources. |
B.state that a large number of butterflies live in Europe. |
C.tell readers that more than 500 species of butterflies live in Europe. |
D.emphasize that Europe is less famous than the Longmen Mountain. |
A.Because the park has educational and cultural programs. |
B.Because the park has prepared many spring and summer activities. |
C.Because visitors can have a close look at butterflies in the park. |
D.Because butterflies of various species can live there naturally. |
A.a(chǎn) splendid scenery | B.a(chǎn) butterfly valley |
C.a(chǎn)n estimated value | D.a(chǎn) butterfly species |
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A.has a positive influence on one’s IQ |
B.results in the change of part of the brain |
C.lies in the problem of lack of concentration |
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A.the important function of advanced technology |
B.the damage to one’s brain done by unhealthy habits |
C.the relevance between IQ and use of modern technology |
D.the relationship between intelligence and working effectiveness |
A.examined carefully | B.copied patiently |
C.corrected quickly | D.a(chǎn)dmitted freely |
A. |
B. |
C. |
D. |
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A.bad memories may cause rats to fear the dark |
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C.chemical substances carry certain memories |
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A.recognition | B.recall | C.memorization | D.relearning |
A.The length of the list. |
B.The type of list items. |
C.The time difference of relearning. |
D.The time difference of brain working. |
A.make the action easy | B.praise it in words |
C.reward it with food | D.weaken its motivation |
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A.in a different family environment |
B.in a different family tradition |
C.in different family crises |
D.in different families |
A.get their parents’ individual guidance |
B.learn a lot from their elder siblings |
C.experience a lot of difficulties |
D.pick up words more quickly |
A.Siblings hated fighting and loved playing. |
B.Siblings in some families fought frequently. |
C.Sibling fights led to bad sibling relationships. |
D.Siblings learned to get on together from fights. |
A.having qualities of parents |
B.having qualities of women |
C.having defensive qualities |
D.having extraordinary qualities |
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A.raise production of a key blood cell | B.make people joyful |
C.a(chǎn)id digestion | D.make break away from the bad habits |
A.the players are good friends of hers |
B.she loves playing bridge |
C.this game stimulates a part of the brain that has something to do with immune system |
D.she is a clever manager, who operates her bridge club well |
A.a(chǎn) brain | B.a(chǎn) white blood |
C.a(chǎn) red blood | D.a(chǎn) kind of dangerous blood |
A.The immune system and the brain system used to be considered separate and isolated systems. |
B.The help to the immune system that is brought about by playing bridge can last for a long time. |
C.Cortex is a kind of blood cell. |
D.The new findings are impossible. |
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